Ecoacoustic Beamforming Analysis

🧭 Geophony Profile Metadata

Profile: surf_river

Weights: {'Hf': 0.1, 'ADI': 0.3, 'TEMP': 0.1, 'ACI': 0.2, 'SPATIAL': 0.3}

Params: ADI_dB=-30, corr=0.65, min_angle=40.0, hpf=60, envelope_median_ms=None

DEBUG: LF_energy<120Hz pre=0.2882 post=0.1382 (profile=surf_river, preproc=applied)

DEBUG: total_score(direction_0)=0.7864 (profile=surf_river)

DEBUG: ADI_dB threshold used: -30

📊 Analysis Parameters

Duration: 30s

Grid Mode: fibonacci

Max Exports: 5

Min Uniqueness: 0.3

Correlation Threshold: 0.7

Sample Rate: 44100 Hz

Total Directions

Selected Directions

Exported Files

Analysis Duration

30s

🔊 Selected Direction Audio Files

Listen to the exported beamformed audio for each selected direction:

Direction: NORTH

Uniqueness Score: 0.7864

RMS Power: 0.0027

Components:
Activity: 1.000 | Frequency: 1.000 | Temporal: 0.000 | Acoustic: 0.584 | Spatial: 0.898

Direction: DOWN-NORTH

Uniqueness Score: 0.6740

RMS Power: 0.0032

Components:
Activity: 0.834 | Frequency: 0.600 | Temporal: 0.197 | Acoustic: 1.000 | Spatial: 0.637

Direction: NORTHWEST

Uniqueness Score: 0.4136

RMS Power: 0.0027

Components:
Activity: 0.630 | Frequency: 0.217 | Temporal: 0.135 | Acoustic: 0.162 | Spatial: 0.799

Direction: DOWN-EAST

Uniqueness Score: 0.3886

RMS Power: 0.0030

Components:
Activity: 0.545 | Frequency: 0.114 | Temporal: 0.202 | Acoustic: 0.204 | Spatial: 0.796

📈 Analysis Results Overview

Selection Analysis Visualization

$Selection Analysis$

Exported Direction Spectrograms

📋 Detailed Metrics (Selected Directions)

Direction	ACI	ADI	Hf	Ht	Total Score	RMS Power
north	615.6690	0.8651	0.4491	0.9633	0.7864	0.0027
northwest	602.4331	0.1905	0.3969	0.9555	0.4136	0.0027
down-north	628.6839	0.5203	0.4257	0.9519	0.6740	0.0032
down-east	603.7500	0.1021	0.3849	0.9516	0.3886	0.0030

⚖️ Uniqueness Score Weights

Activity (Hf): 0.25

Frequency Diversity (ADI): 0.25

Temporal Complexity (1-Ht): 0.15

Acoustic Complexity (ACI): 0.20

Spatial Uniqueness: 0.15

📁 Generated Files

📊 maad_indices_all_directions.csv - Complete indices for all directions
📊 maad_indices.csv - Indices for selected/exported directions
📈 selection_analysis.png - Comprehensive analysis visualization
📈 exported_spectrograms.png - Spectrogram comparison
📄 selection_report.txt - Detailed text report
📊 correlation_matrix.csv - Direction correlation data
🎵 ecoacoustic_north_30s.wav - Beamformed audio file (SELECTED)
🎵 ecoacoustic_down-north_30s.wav - Beamformed audio file (SELECTED)
🎵 ecoacoustic_northwest_30s.wav - Beamformed audio file (SELECTED)
🎵 ecoacoustic_down-east_30s.wav - Beamformed audio file (SELECTED)

🎵 Ecoacoustic Beamforming Analysis Report

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